Features: 1. Rotating Arm: Rotate the arm to find the right angle. 2. Miter Cut: Two pieces of wood meet at a corner. 3. Single Cut: The single cut is flat; sometimes the wall is not vertical. 4. Dial Design: Includes a dial and two easy-to-read scales, making use easier. 5. High Precision: Installation of decorative molding parts requires no complex calculation. 6. Compatibility: For use with angle saw protractor only; other accessories shown in the picture are not included. 7. Measurement Modes: The protractor is equipped with two measurement modes and two levels for accuracy. 8. Portability: Easy to carry; made of lightweight aluminum alloy with corrosion and wear resistance for extended service life. Small in size and light in weight. 9. Wide Application: Suitable for professionals and non-professionals. Applicable for crown forming, oblique cutting, woodworking, plumbing, metal processing. 10. Angle Gauge: Used for crown forming, bevel cutting, woodworking, and more. Using Methods: Align the measuring instrument at the angle to be measured, and record the data after fitting. Color: Black Material: Aluminum Alloy Package Contents: 1 x Woodworking 360 Miter Saw Protractor. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.